<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <script src="script/react.development.js"></script>
  <script src="script/react-dom.development.js"></script>
  <script src="script/babel.min.js"></script>
</head>
<body>
  <div id="root"></div>
  <script type="text/babel">
    const name = '张三'
    const nameList = [1,2,3,4,5]
    const div = <ul>
                  <li>{nameList.map(item => <li key={item}>{item}</li>)}</li>
                </ul>
    const root = ReactDOM.createRoot(document.getElementById('root'))
    root.render(div)
  </script>
</body>
</html>